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226139 (2002 RQ123)
Classification: Main-belt Asteroid          SPK-ID: 2226139
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2092845295679828 1.1296e-07  
a 2.291399369515018 1.5647e-08 au
q 1.811844930413695 2.5494e-07 au
i 4.435451576902969 5.0861e-06 deg
node 111.0156882950772 0.00013515 deg
peri 255.2431367778209 0.00013629 deg
M 35.19855224957013 2.1772e-05 deg
tp 2458876.628353323715
(2020-Jan-28.12835332)
7.5887e-05 TDB
period 1266.921221284246
3.47
1.2977e-05
3.553e-08
d
yr
n .2841534216587492 2.9105e-09 deg/d
Q 2.770953808616341 1.8921e-08 au
  Orbit Determination Parameters
   # obs. used (total)      213  
   data-arc span      8237 days (22.55 yr)  
   first obs. used      1995-08-30  
   last obs. used      2018-03-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .72855  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 16:57:46  

Additional Information
 Earth MOID = .816343 au 
 Jupiter MOID = 2.696 au 
 T_jup = 3.565 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.3   n/a MPO437072  

226139 (2002 RQ123)          Discovered 2002-Sep-09 by CINEOS at Campo Imperatore
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

Alternate Designations
 2002 RQ123 = 2009 TC27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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